- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16H - Gearing
- F16H 15/44 - Gearings providing a continuous range of gear ratios in which two members of non-uniform effective diameter directly co-operate with one another
Patent holdings for IPC class F16H 15/44
Total number of patents in this class: 3
10-year publication summary
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0
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1
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0
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1
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0
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0
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pratt & Whitney Canada Corp. | 5523 |
1 |
| Ultimate Transmissions Pty Ltd | 6 |
1 |
| Zike, LLC | 13 |
1 |
| Other owners | 0 |